/* ============================================================
   Ótica Harmonia - estilos globais
   Paleta: azul-marinho profundo + dourado (remete a lentes/joalheria
   e à "proporção áurea"), sobre fundo claro e neutro.
   ============================================================ */

:root {
  --color-bg: #faf8f5;
  --color-bg-alt: #f1ede6;
  --color-surface: #ffffff;
  --color-text: #1f2430;
  --color-text-muted: #5b6270;
  --color-primary: #1b2a4a;
  --color-primary-dark: #101a30;
  --color-accent: #c8983f;
  --color-accent-light: #e8c983;
  --color-success: #2f7a4d;
  --color-error: #b3372c;
  --color-border: #e4dfd6;

  --font-heading: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 2px 8px rgba(16, 26, 48, 0.06);
  --shadow-md: 0 8px 24px rgba(16, 26, 48, 0.10);
  --shadow-lg: 0 16px 40px rgba(16, 26, 48, 0.14);

  --max-width: 1140px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.25;
  margin: 0 0 0.6em;
}

h1 { font-size: clamp(2rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1em; color: var(--color-text-muted); }

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-accent); }

ul { padding-left: 1.2em; color: var(--color-text-muted); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

img { max-width: 100%; display: block; }

/* ---------------------------- Buttons ---------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  font-family: var(--font-body);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--color-primary);
  padding: 8px 14px;
}
.btn-ghost:hover { color: var(--color-accent); }

.btn-large { padding: 14px 28px; font-size: 1rem; }
.btn-small { padding: 8px 16px; font-size: 0.85rem; }
.btn-block { width: 100%; }

/* ---------------------------- Header ---------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-primary);
}
.brand:hover { color: var(--color-primary); }
.brand-icon {
  color: var(--color-accent);
  font-size: 1.4rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}
.main-nav a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
}
.main-nav a.active,
.main-nav a:hover { color: var(--color-accent); }

.nav-logout-form { margin: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  display: block;
}

/* ---------------------------- Hero ---------------------------- */

.hero {
  padding: 72px 0 56px;
  background: linear-gradient(160deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 14px;
}
.eyebrow.center { display: block; text-align: center; }

.lead { font-size: 1.1rem; }

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 280px;
}
.hero-glasses {
  font-size: 8rem;
  filter: drop-shadow(var(--shadow-md));
  z-index: 2;
}
.hero-ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid var(--color-accent-light);
}
.ring-1 { width: 220px; height: 220px; }
.ring-2 { width: 300px; height: 300px; border-color: var(--color-border); }

/* ---------------------------- Sections ---------------------------- */

.section { padding: 72px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-title.center,
.section-lead.center { text-align: center; }

.section-lead {
  max-width: 640px;
  margin: 0 auto 40px;
  font-size: 1.05rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.cards-grid-3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.card-icon { font-size: 1.8rem; margin-bottom: 12px; }
.card h3 { margin-bottom: 8px; }
.card p { margin: 0; font-size: 0.95rem; }

/* Harmonia facial section */

.harmonia-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.check-list { list-style: none; padding: 0; margin: 20px 0 0; }
.check-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 10px;
  color: var(--color-text);
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.harmonia-visual {
  display: flex;
  justify-content: center;
}
.face-shape-demo {
  display: flex;
  gap: 20px;
  font-size: 3.2rem;
  color: var(--color-primary);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px 40px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.cta-box {
  margin-top: 48px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-box h3 { color: #fff; margin-bottom: 4px; }
.cta-box p { color: rgba(255,255,255,0.8); margin: 0; }
.cta-box .btn-primary { background: var(--color-accent); color: var(--color-primary-dark); }
.cta-box .btn-primary:hover { background: var(--color-accent-light); }

/* ---------------------------- Auth pages ---------------------------- */

.auth-section { padding: 56px 0 80px; }
.auth-container { display: flex; justify-content: center; }
.auth-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 40px;
  width: 100%;
  max-width: 480px;
}
.auth-subtitle { margin-bottom: 24px; }
.auth-switch { margin-top: 20px; text-align: center; font-size: 0.9rem; }

.form-group { margin-bottom: 18px; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 6px;
  color: var(--color-text);
}
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"] {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(200, 152, 63, 0.18);
}

.alert {
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-bottom: 20px;
  font-size: 0.9rem;
}
.alert-error {
  background: #fbeceb;
  border: 1px solid #f0c6c2;
  color: var(--color-error);
}
.alert ul { margin: 0; padding-left: 1.1em; }
.alert p { margin: 0; color: var(--color-error); }

/* ---------------------------- Painel ---------------------------- */

.panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}
.panel-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}
.panel-placeholder { display: flex; flex-direction: column; justify-content: center; }
.badge {
  display: inline-block;
  align-self: flex-start;
  background: var(--color-accent-light);
  color: var(--color-primary-dark);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  margin-top: 8px;
}

.data-list { margin: 0; }
.data-list dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  margin-top: 12px;
}
.data-list dt:first-child { margin-top: 0; }
.data-list dd {
  margin: 2px 0 0;
  font-weight: 600;
  color: var(--color-text);
}

/* ---------------------------- Legal pages ---------------------------- */

.legal-section { padding: 56px 0 80px; }
.legal-container { max-width: 780px; }
.legal-updated {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}
.legal-container h2 {
  margin-top: 2em;
  font-size: 1.25rem;
}
.legal-disclaimer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  font-style: italic;
}

/* ---------------------------- Footer ---------------------------- */

.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.75);
  padding-top: 56px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 32px;
  padding-bottom: 40px;
}
.footer-brand { color: #fff; margin-bottom: 12px; }
.footer-brand .brand-name { color: #fff; }
.footer-col h4 {
  color: #fff;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 10px; font-size: 0.92rem; }
.footer-col a { color: rgba(255,255,255,0.75); }
.footer-col a:hover { color: var(--color-accent-light); }
.footer-contact li { color: rgba(255,255,255,0.75); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 20px 0;
  font-size: 0.82rem;
  text-align: center;
}

/* ---------------------------- Responsive ---------------------------- */

@media (max-width: 960px) {
  .hero-inner,
  .harmonia-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; height: 200px; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .cards-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .panel-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 24px;
    gap: 14px;
    display: none;
    box-shadow: var(--shadow-md);
  }
  .main-nav.open { display: flex; }
  .cards-grid,
  .cards-grid-3 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; text-align: left; }
  .cta-box { flex-direction: column; align-items: flex-start; }
  .auth-card { padding: 28px 22px; }
}